Frost dates for Bentonville 4 S, AR
At Bentonville 4 S, the median last spring frost (32°F) is Apr 12 and the median first fall frost is Oct 26, for a typical growing season of 195 days. For a 90% chance that the last frost has passed, wait until Apr 29. Nearby ZIP codes are in USDA hardiness zone 7a.
- Apr 12Last spring frost (median)50% chance of 32°F after this date
- Apr 29Safer planting date10% chance of 32°F after this date
- Oct 26First fall frost (median)50% chance of 32°F by this date
- 195 daysGrowing season (median)between 32°F freezes
Last spring frost dates
The chance that the temperature drops to the threshold after each date.
| Temperature | 90% chance later | 50% chance later | 10% chance later |
|---|---|---|---|
| 36°F | Apr 9 | Apr 24 | May 8 |
| 32°F | Mar 27 | Apr 12 | Apr 29 |
| 28°F | Mar 12 | Mar 31 | Apr 18 |
| 24°F | Feb 28 | Mar 18 | Apr 4 |
First fall frost dates
The chance that the temperature has dropped to the threshold by each date.
| Temperature | 10% chance by | 50% chance by | 90% chance by |
|---|---|---|---|
| 36°F | Oct 3 | Oct 17 | Oct 29 |
| 32°F | Oct 13 | Oct 26 | Nov 9 |
| 28°F | Oct 20 | Nov 4 | Nov 22 |
| 24°F | Oct 31 | Nov 15 | Dec 4 |
Growing season length
Days between the last spring and first fall freeze, as the length reached in 9, 5 and 1 out of 10 years.
| Temperature | 9 in 10 years at least | 5 in 10 years at least | 1 in 10 years at least |
|---|---|---|---|
| 36°F | 157 days | 175 days | 194 days |
| 32°F | 173 days | 195 days | 220 days |
| 28°F | 195 days | 217 days | 243 days |
| 24°F | 217 days | 243 days | 269 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 100% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 72718 | 7a | 0 to 5°F | 6 km |
| 72758 | 7a | 0 to 5°F | 7 km |
| 72712 | 7a | 0 to 5°F | 9 km |
| 72719 | 7a | 0 to 5°F | 9 km |
| 72745 | 7a | 0 to 5°F | 13 km |
| 72714 | 7a | 0 to 5°F | 16 km |
| 72756 | 7a | 0 to 5°F | 20 km |
Not the official USDA Plant Hardiness Zone Map. Zones shown here are the values published in the USDA-ARS / Oregon State University PRISM Group 2023 ZIP code tables, shown unaltered. For the official interactive map, visit planthardiness.ars.usda.gov.
About this station
- NOAA station ID USC00030586, at 36.3219, -94.2150, elevation 372 m (1,220 ft).
- Data quality: Representative (10+ years), 15 years of freeze data.
- Average days per year at or below 32°F: 101.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Fayetteville NW Ar Airport (9 km)
- Gravette (24 km)
- Fayetteville Exp. Station (25 km)
- Fayetteville Drake Field (35 km)
- Huntsville 1 SSW (50 km)
- Winslow 7ne (55 km)
- Kingston 2s (71 km)
- Mountainburg 2 NE (75 km)
Sources
- NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, annual/seasonal normals by station (version 1.0.1), file dated June 27, 2023; documentation.
- USDA Agricultural Research Service and PRISM Group, Oregon State University, 2023 Plant Hardiness Zone Map ZIP code tables (CONUS, Alaska, Hawaii, Puerto Rico), files dated November 17, 2023. Data © PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 1, 2026. Official map: planthardiness.ars.usda.gov.
- U.S. Census Bureau, 2024 Gazetteer ZIP Code Tabulation Areas file, dated August 30, 2024 (ZIP centroids used to find the nearest station).
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.